1102004 has 18 divisors (see below), whose sum is σ = 1987650. Its totient is φ = 534576.

The previous prime is 1102001. The next prime is 1102007. The reversal of 1102004 is 4002011.

It is an interprime number because it is at equal distance from previous prime (1102001) and next prime (1102007).

It can be written as a sum of positive squares in only one way, i.e., 739600 + 362404 = 860^2 + 602^2 .

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1101982 and 1102000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7322 + ... + 7470.

It is an arithmetic number, because the mean of its divisors is an integer number (110425).

2^1102004 is an apocalyptic number.

It is an amenable number.

1102004 is a deficient number, since it is larger than the sum of its proper divisors (885646).

1102004 is a wasteful number, since it uses less digits than its factorization.

1102004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 1102004 is about 1049.7637829531. The cubic root of 1102004 is about 103.2906610718.

Adding to 1102004 its reverse (4002011), we get a palindrome (5104015).

The spelling of 1102004 in words is "one million, one hundred two thousand, four".